/* ============================================================
   VIGOR GROUP — Layout: Header, Nav, Footer, Page-hero
   ============================================================ */

/* ---------- Header ---------- */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: var(--header-h);
  display: flex; align-items: center;
  transition: background var(--dur-2) var(--ease), box-shadow var(--dur-2) var(--ease), height var(--dur-2) var(--ease);
}
.site-header__inner {
  width: 100%; max-width: var(--container-wide); margin-inline: auto;
  padding-inline: var(--gutter);
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.site-header.is-scrolled {
  background: rgba(249,247,242,.82);
  backdrop-filter: saturate(180%) blur(14px);
  box-shadow: 0 1px 0 var(--line), var(--sh-sm);
  height: 68px;
}

/* brand */
.brand { display: flex; align-items: center; gap: 12px; flex: none; }
.brand img { height: 40px; width: auto; transition: height var(--dur-2) var(--ease); }
.is-scrolled .brand img { height: 34px; }
.brand__text { display: flex; flex-direction: column; line-height: 1; }
.brand__name { font-weight: 800; font-size: 1.06rem; letter-spacing: -.01em; color: #fff; transition: color var(--dur-2) var(--ease); }
.brand__tag { font-size: .64rem; letter-spacing: .16em; text-transform: uppercase; color: rgba(255,255,255,.7); margin-top: 3px; transition: color var(--dur-2) var(--ease); }
.is-scrolled .brand__name { color: var(--navy-900); }
.is-scrolled .brand__tag { color: var(--muted); }

/* nav */
.nav { display: flex; align-items: center; gap: 6px; }
/* The in-nav CTA button exists only for the mobile drawer; on desktop the
   header-cta button is shown instead (prevents a duplicate "Get in touch"). */
.nav > .btn { display: none; }
.nav-link {
  position: relative; padding: 10px 16px; border-radius: var(--r-pill);
  font-weight: 600; font-size: .96rem; color: rgba(255,255,255,.92);
  transition: color var(--dur-2) var(--ease), background var(--dur-2) var(--ease);
}
.nav-link::after {
  content: ""; position: absolute; left: 16px; right: 16px; bottom: 6px; height: 2px;
  background: var(--red-500); transform: scaleX(0); transform-origin: left;
  transition: transform var(--dur-2) var(--ease);
}
.nav-link:hover::after, .nav-link.is-active::after { transform: scaleX(1); }
.is-scrolled .nav-link { color: var(--slate); }
.is-scrolled .nav-link:hover, .is-scrolled .nav-link.is-active { color: var(--gold-700); }
.nav-link.is-active { color: #fff; }

.header-cta { display: flex; align-items: center; gap: 14px; flex: none; }
.header-cta .btn { padding: 11px 22px; }

/* menu toggle (mobile) */
.menu-toggle {
  display: none; width: 46px; height: 46px; border-radius: 12px; position: relative;
  border: 1.5px solid rgba(255,255,255,.3);
}
.is-scrolled .menu-toggle { border-color: var(--line-2); }
.menu-toggle span, .menu-toggle span::before, .menu-toggle span::after {
  content: ""; position: absolute; left: 50%; width: 20px; height: 2px; background: #fff;
  transform: translateX(-50%); transition: all var(--dur-2) var(--ease);
}
.is-scrolled .menu-toggle span, .is-scrolled .menu-toggle span::before, .is-scrolled .menu-toggle span::after { background: var(--navy-900); }
.menu-toggle span { top: 50%; margin-top: -1px; }
.menu-toggle span::before { top: -7px; }
.menu-toggle span::after { top: 7px; }
.menu-toggle[aria-expanded="true"] span { background: transparent; }
.menu-toggle[aria-expanded="true"] span::before { top: 0; transform: translateX(-50%) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span::after { top: 0; transform: translateX(-50%) rotate(-45deg); }

/* Header variant when page top is light (sub-pages without dark hero) */
.site-header.on-light:not(.is-scrolled) .nav-link { color: var(--slate); }
.site-header.on-light:not(.is-scrolled) .brand__name { color: var(--navy-900); }
.site-header.on-light:not(.is-scrolled) .brand__tag { color: var(--muted); }
.site-header.on-light:not(.is-scrolled) .menu-toggle { border-color: var(--line-2); }
.site-header.on-light:not(.is-scrolled) .menu-toggle span,
.site-header.on-light:not(.is-scrolled) .menu-toggle span::before,
.site-header.on-light:not(.is-scrolled) .menu-toggle span::after { background: var(--navy-900); }

/* ---------- Mobile nav drawer ---------- */
.nav-backdrop {
  position: fixed; inset: 0; background: rgba(8,8,31,.5); z-index: 98;
  opacity: 0; visibility: hidden; transition: opacity var(--dur-2) var(--ease), visibility var(--dur-2) var(--ease);
}
.nav-backdrop.is-open { opacity: 1; visibility: visible; }

@media (max-width: 960px) {
  .menu-toggle { display: block; z-index: 101; }
  .header-cta .btn { display: none; }
  .nav {
    position: fixed; top: 0; right: 0; z-index: 99;
    height: 100dvh; width: min(86vw, 380px);
    flex-direction: column; align-items: stretch; justify-content: flex-start; gap: 6px;
    background: #fff; padding: calc(var(--header-h) + 20px) 26px 40px;
    box-shadow: var(--sh-xl);
    transform: translateX(100%); transition: transform var(--dur-3) var(--ease);
    overflow-y: auto;
  }
  .nav.is-open { transform: translateX(0); }
  .nav-link { color: var(--navy-900); font-size: 1.1rem; padding: 14px 12px; border-radius: 12px; }
  .nav-link::after { display: none; }
  .nav-link:hover, .nav-link.is-active { background: var(--gold-200); color: var(--gold-700); }
  .nav > .btn { display: inline-flex; margin-top: 16px; width: 100%; }
}

/* ---------- Sub-page hero band ---------- */
.page-hero {
  position: relative; padding-top: calc(var(--header-h) + clamp(56px, 7vw, 110px));
  padding-bottom: clamp(56px, 7vw, 110px);
  background: #0d0d24; background: var(--grad-brand-rev); color: #fff; overflow: hidden; isolation: isolate;
}
.page-hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background-image: url("../img/waves-bottom.svg");
  background-repeat: no-repeat; background-position: bottom center; background-size: cover; opacity: .12;
}
.page-hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: radial-gradient(80% 120% at 88% 0%, rgba(194,162,94,.18), transparent 58%);
}
.page-hero__inner { max-width: 760px; }
.page-hero h1 { font-family: var(--font-display); font-weight: 500; font-size: var(--fs-h1); letter-spacing: var(--tracking-display); line-height: var(--lh-snug); margin-top: 16px; }
.page-hero .lead { color: rgba(241,236,225,.82); margin-top: 18px; }
.breadcrumb { display: flex; gap: 8px; align-items: center; font-size: .85rem; color: rgba(255,255,255,.72); margin-bottom: 6px; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb span { opacity: .5; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-950); color: #c5c9e8; position: relative; overflow: hidden; }
.site-footer .glow { top: -120px; right: -60px; width: 380px; height: 380px; opacity: .35; }
.footer-top { padding-block: clamp(56px, 6vw, 96px) 56px; position: relative; z-index: 1; }
.footer-grid { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: clamp(32px, 4vw, 64px); }
.footer-brand .brand__name, .footer-brand .brand__tag { color: #fff; }
.footer-about { margin-top: 20px; max-width: 36ch; color: #9aa0c8; }
.footer-col h4 { font-size: .82rem; letter-spacing: .14em; text-transform: uppercase; color: #fff; margin-bottom: 20px; }
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col a { color: #aab0d8; transition: color var(--dur-2) var(--ease), padding var(--dur-2) var(--ease); }
.footer-col a:hover { color: #fff; padding-left: 6px; }
.footer-contact li { display: flex; gap: 12px; margin-bottom: 14px; color: #aab0d8; }
.footer-contact svg { width: 18px; height: 18px; flex: none; color: var(--gold-400); margin-top: 4px; }
.footer-social { display: flex; gap: 12px; margin-top: 24px; }
.footer-social a {
  width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center;
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.12); color: #fff;
  transition: background var(--dur-2) var(--ease), transform var(--dur-2) var(--ease);
}
.footer-social a:hover { background: var(--gold-500); color: var(--navy-950); border-color: var(--gold-500); transform: translateY(-3px); }
.footer-social svg { width: 18px; height: 18px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1); padding-block: 26px;
  display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; align-items: center;
  font-size: .86rem; color: #888fbd; position: relative; z-index: 1;
}

@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } .footer-brand { grid-column: 1 / -1; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }